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sp;priority (IL, WL) */
union {
struct turnstile_list ts_free_turnstiles; /* turnstile free list (IL) */
SLIST_ENTRY(turnstile) ts_free_elm; /* turnstile free list element (IL) */
};
struct priority_queue_sched_max ts_inheritor_queue; /* Queue of turnstile with us as an inheritor (WL) */
union {
struct priority_queue_entry_sched ts_inheritor_links; /* Inheritor queue links */
struct mpsc_queue_chain ts_deallocate_link; /* thread deallocate link */
};
SLIST_ENTRY(turnstile) ts_htable_link; /* linkage for turnstile in global hash table */
uintptr_t ts_proprietor; /* hash key lookup turnstile (IL) */
os_refcnt_t ts_refcount; /* reference count for turnstiles */
_Atomic uint32_t ts_type_gencount; /* gen count used for priority chaining (IL), type of turnstile (IL) */
uint32_t ts_port_ref; /* number of explicit refs from ports on send turnstile */
turnstile_update_flags_t ts_inheritor_flags; /* flags for turnstile inheritor (IL, WL) */
uint8_t &nb |